/Engine/Plugins/Runtime/AR/Google/GoogleARCore/Source/GoogleARCoreBase/Public/GoogleARCoreCameraIntrinsics.h
Get the focal length in pixels.
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintPure, Category="GoogleARCore|CameraIntrinsics") void GetFocalLength ( float & OutFX, float & OutFY )